title: Enzyme-catalyzed condensation reactions which initiate rapid peptic cleavage of substrates. 2. Proof of mechanism for three examples.
mesh_terms: D000595:Amino Acid Sequence; D004789:Enzyme Activation; D007700:Kinetics; D009842:Oligopeptides / Q000494:pharmacology*; D010434:Pepsin A / Q000378:metabolism*; D013329:Structure-Activity Relationship; D013379:Substrate Specificity
chemical_list: D009842:Oligopeptides; D010434:Pepsin A